????Skd11??DC53??????????:?????????????????????????????
?????????????????
????1??skd11??SKD11?????????????????????????
????2??DC53??????????????????????????SKD11???????????????
??????????????
????1??skd11????????????????????и?????????????????
????2??DC53?? ???????????SKD11?????????????????????????????????????????????????SKD11?????????????SKD11??????????????????
?????????????????
????1??skd11????????????????????????????????????????????????????????????????????????????伷?????
????2??DC53?????????и?????????????????????????? ??????ù????????????????? ????????????????????????ü??????????????
?????ο???????????
??????????SKD-11
???????-DC53
????dc53???????????????skd11????????????????????skd11??????????????????????????????????е?????????????skd11????????????????
????? c ??1.00?? si??0.91?? mn??0.32?? cr??8.00?? mo??2.00?? v??0.28?? p??0.007
????Skd61?????????????????ckd61??????ckd61: 0.32~0.42si: 0.8~1.2mn: ??0.50cr: 4.50~5.50mo: 1.00~1.50v: 0.8~1.2s: ??0.03p:??0.03
????????????????
????SKD11?????????????????????????????????????????????????й?????????Cr12Mov
????DC53???????????????SKD11????????????????似????????????????????JIS??G4404?????????SKD11??????????????????????????????????е?????????????SKD11????????????????
?????????????????е?????￡?????????????????????????????62~63HRC??
????????????У?DC53?????????????????DC53??????????κ??????????????????????????????????
????skd11??DC53??????????4??
????1)??????????DC53???????????SKD11??????DC53???????????????SKD11??
????2)?????????±?????????????????????????????DC53?????????SKD11??2-4????
????3)???????????????DC53?????????SKD11??2-4????
????4)????????SKD11????D2????????
????????????????е?????????DC53????????SKD11??
????Skd11??DC53??????????:?????????????????????????????
?????????????????
????1??skd11??SKD11?????????????????????????
????2??DC53??????????????????????????SKD11???????????????
??????????????
????1??skd11????????????????????и?????????????????
????2??DC53?? ???????????SKD11?????????????????????????????????????????????????SKD11?????????????SKD11??????????????????
?????????????????
????1??skd11????????????????????????????????????????????????????????????????????????????伷?????
????2??DC53?????????и?????????????????????????? ??????ù????????????????? ????????????????????????ü??????????????
?????ο???????????
??????????SKD-11
???????-DC53
????dc53???????????????skd11????????????????????skd11??????????????????????????????????е?????????????skd11????????????????
????? c ??1.00?? si??0.91?? mn??0.32?? cr??8.00?? mo??2.00?? v??0.28?? p??0.007
????Skd61?????????????????ckd61??????ckd61: 0.32~0.42si: 0.8~1.2mn: ??0.50cr: 4.50~5.50mo: 1.00~1.50v: 0.8~1.2s: ??0.03p:??0.03
????????????????
????SKD11?????????????????????????????????????????????????й?????????Cr12Mov
????DC53???????????????SKD11????????????????似????????????????????JIS??G4404?????????SKD11??????????????????????????????????е?????????????SKD11????????????????
?????????????????е?????￡?????????????????????????????62~63HRC??
????????????У?DC53?????????????????DC53??????????κ??????????????????????????????????
????skd11??DC53??????????4??
????1)??????????DC53???????????SKD11??????DC53???????????????SKD11??
????2)?????????±?????????????????????????????DC53?????????SKD11??2-4????
????3)???????????????DC53?????????SKD11??2-4????
????4)????????SKD11????D2????????
????????????????е?????????DC53????????SKD11??
